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. 2018 Jun 26;12:25. doi: 10.3389/fnbot.2018.00025

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Copyright © 2018 Nakamura, Nagai and Taniguchi.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Graphical models for concept formation: (A) model for hierarchical concept (Attamimi et al., 2016) constructed with multimodal latent Dirichlet allocations (MLDAs), (B) model for object concept and language acquisition (Nakamura et al., 2014; Nishihara et al., 2017) constructed with MLDAs and speech recognition, and (C) model for location concept and language acquisition (Taniguchi et al., 2017) constructed with simultaneous localization and mapping (SLAM), Gaussian mixture model (GMM), MLDA, and speech recognition.